Home / 157,558.40-236,337.60-52,363.70

Finding the Fourth Proportional to 157,558.40, 236,337.60 and 52,363.70

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Solution

The fourth proportional to 157,558.40, 236,337.60 and 52,363.70 is: 78,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,558.40 : 236,337.60 = 52,363.70 : x
  2. Step 2: Convert to fraction form
    157,558.40/236,337.60 = 52,363.70/x
  3. Step 3: Cross multiply
    157,558.40x = 236,337.60 × 52,363.70
  4. Step 4: Simplify right side
    157,558.40x = 12,375,511,185.12
  5. Step 5: Solve for x
    x = 12,375,511,185.12/157,558.40
  6. Step 6: Final answer
    x = 78,545.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.